Campbell Biology in Focus
3rd Edition
ISBN: 9780134710679
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Rebecca Orr
Publisher: PEARSON
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Textbook Question
Chapter 39, Problem 8TYU
SCIENTIFIC INQUIRY
Propose a hypothesis to explain how paramyosin enables clamshell muscles to remain contracted for long periods. Explain how you would test your hypothesis.
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Chapter 39 Solutions
Campbell Biology in Focus
Ch. 39.1 - Contrast the role of Ca2+ in the contraction of a...Ch. 39.1 - WHAT IF? Why are the muscles of an animal that has...Ch. 39.1 - Prob. 3CCCh. 39.2 - Prob. 1CCCh. 39.2 - Prob. 2CCCh. 39.2 - Prob. 3CCCh. 39.3 - Prob. 1CCCh. 39.3 - MAKE CONNECTIONS How is the lunar-linked rhythm of...Ch. 39.4 - How might associative learning explain why...Ch. 39.4 - Prob. 2CC
Ch. 39.4 - MAKE CONNECTIONS How might a learned behavior...Ch. 39.5 - Prob. 1CCCh. 39.5 - MAKE CONNECTIONS Balancing selection can maintain...Ch. 39.6 - Prob. 1CCCh. 39.6 - Prob. 2CCCh. 39 - During the contraction of a vertebrate skeletal...Ch. 39 - Prob. 2TYUCh. 39 - According to Hamiltons rule, A. natural selection...Ch. 39 - The binding of calcium to the troponin complex A....Ch. 39 - Curare, a substance that blocks the acetylcholine...Ch. 39 - Prob. 6TYUCh. 39 - Prob. 7TYUCh. 39 - SCIENTIFIC INQUIRY Propose a hypothesis to explain...Ch. 39 - Prob. 9TYUCh. 39 - Prob. 10TYUCh. 39 - FOCUS ON INFORMATION Learning is defined as a...Ch. 39 - Prob. 12TYU
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- How can invertebrates move without a system to for muscles to pull on?arrow_forwardRefer to the figure of a burrowing annelid. In segment 3 the ______ muscles are maximally contracted and this segment thus forms a __________ anchor.arrow_forwardExplain in your own words: How and why are avian and human muscles different?arrow_forward
- pig Describe how various muscle groups work with the bones of the skeletal system to enable movements in vertebrates.arrow_forwardWhat aspect of creatine phosphate allows it to supply energy to muscles? ATPase activity phosphate bonds carbon bonds hydrogen bondsarrow_forwardWould you expect jaguars, cheetahs, and other great cats to have mostly slow-twitch, nonfatiguing muscles in their legs or mostly fast-twitch, quickly fatiguing muscles? What kinds of animals might have mostly the opposite kind of muscles?arrow_forward
- Which statement best describes how an earthworm moves? a Contracting setae while relaxing longitudinal and circular muscles b Contracting longitudinal muscles in anterior sections forces fluid across the septum and into segments in the posterior sections c Contracting longitudinal muscles which puts pressure on the hydrostatic skeleton and causes it constrict and elongate d Simultaneous contraction of longitudinal and circular muscles within a segment e Alternating contraction of longitudinal muscle in a posterior segment with contraction of circular muscles in the neighboring anterior segmentarrow_forwardDescribe how muscles help organisms maintain homeostasis.arrow_forwardWhat is the function of the hyoid arch muscles of fish tetrapods?arrow_forward
- Give an account of the flight muscles of pigeon?arrow_forwardWorms use a hydrostatic skeleton to generate movement. How do they do this? a. Their bones are filled with water, which provides the weight of the skeleton. b. The change in body structure is caused by contraction of muscles compressing the watery body fluid. c. The muscles contain water vacuoles, which, when filled, provide a rigid internal structure. d. The term hydrostatic simply refers to moist environment. They generate movement just as arthropods do.arrow_forwardGraph a simple muscle twitch and a contraction that results in tetanus.arrow_forward
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